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IT06632: INSTANCE TRAPPED AT SQLRH_FREE_CSO WITH SIG#11

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APAR status

  • Closed as program error.

Error description

  • This crash caused by recursion in
    sqlrh_free_cso/sqlrh_free_handle under sqlrhFreeInternalHandles.
    
    Trap stack trace:
    <StackTrace>
    
    sqlrh_free_cso__FP8sqlrr_cbP9sqllf_cso
    sqlrh_free_cso__FP8sqlrr_cbP9sqllf_cso
    sqlrh_free_handle__FP8sqlrr_cbPUiiPUcUiUl
    sqlrh_free_cso__FP8sqlrr_cbP9sqllf_cso
    sqlrh_free_cso__FP8sqlrr_cbP9sqllf_cso
    sqlrh_free_handle__FP8sqlrr_cbPUiiPUcUiUl
    
    ..
    <repeated sqlrh_free_cso__ & sqlrh_free_handle__, more than
    15000 lines>
    ..
    
    sqlrh_free_cso__FP8sqlrr_cbP9sqllf_cso
    sqlrh_free_handle__FP8sqlrr_cbPUiiPUcUiUl
    sqlrhFreeInternalHandles__FP8sqlrr_cbPP24sqlrh_InternalHandleLis
    t
    sqlricls_complex__FP8sqlrr_cbilN23
    sqlricls_complex__FP8sqlrr_cbilN23@glue8A7
    sqlrr_subagent_close__FP8sqlrr_cb
    sqlrr_subagent_router__FP8sqeAgentP12SQLE_DB2RA_T
    sqleSubRequestRouter__FP8sqeAgentPUiT2
    sqleProcessSubRequest__FP8sqeAgent
    RunEDU__8sqeAgentFv
    EDUDriver__9sqzEDUObjFv
    sqloEDUEntry
    </StackTrace>
    

Local fix

  • To increase AGENT_STACK_SZ.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * ALL                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to V9.7 fp11 or later.                               *
    ****************************************************************
    

Problem conclusion

  • First fixed in DB2 Version 9.7 Fix Pack 11.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT06632

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    970

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2015-01-21

  • Closed date

    2016-02-04

  • Last modified date

    2016-02-05

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • R970 PSN

       UP

  • R970 PSY

       UP



Document information

More support for: DB2 for Linux, UNIX and Windows

Software version: 9.7

Reference #: IT06632

Modified date: 05 February 2016